JP2005525041A - 時分割複信方式システムにおけるアンテナ適応 - Google Patents

時分割複信方式システムにおけるアンテナ適応 Download PDF

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Publication number
JP2005525041A
JP2005525041A JP2004504405A JP2004504405A JP2005525041A JP 2005525041 A JP2005525041 A JP 2005525041A JP 2004504405 A JP2004504405 A JP 2004504405A JP 2004504405 A JP2004504405 A JP 2004504405A JP 2005525041 A JP2005525041 A JP 2005525041A
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Japan
Prior art keywords
antenna
setting
directional
uplink
downlink
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English (en)
Japanese (ja)
Inventor
アール．ネルソン ジュニア ジョージ
エイ．プロクター ジュニア ジェームズ
エイ．レニエ ジョン
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アイピーアール ライセンシング インコーポレイテッド
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Publication of JP2005525041A publication Critical patent/JP2005525041A/ja
Withdrawn legal-status Critical Current

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/06—TPC algorithms
    • H04W52/08—Closed loop power control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/318—Received signal strength
    • H04B17/327—Received signal code power [RSCP]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/022—Site diversity; Macro-diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/06—TPC algorithms
    • H04W52/14—Separate analysis of uplink or downlink
    • H04W52/143—Downlink power control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/06—TPC algorithms
    • H04W52/14—Separate analysis of uplink or downlink
    • H04W52/146—Uplink power control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/18—TPC being performed according to specific parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • H04W52/243—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account interferences
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • H04W52/242—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account path loss
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/28—TPC being performed according to specific parameters using user profile, e.g. mobile speed, priority or network state, e.g. standby, idle or non-transmission
    • H04W52/283—Power depending on the position of the mobile
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/38—TPC being performed in particular situations
    • H04W52/40—TPC being performed in particular situations during macro-diversity or soft handoff
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/38—TPC being performed in particular situations
    • H04W52/42—TPC being performed in particular situations in systems with time, space, frequency or polarisation diversity

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
JP2004504405A 2002-05-07 2003-05-07 時分割複信方式システムにおけるアンテナ適応 Withdrawn JP2005525041A (ja)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US37869802P 2002-05-07 2002-05-07
US37890802P 2002-05-07 2002-05-07
US46653503P 2003-04-29 2003-04-29
PCT/US2003/014578 WO2003096560A1 (fr) 2002-05-07 2003-05-07 Adaptation d'antenne dans un systeme de duplexage a repartition dans le temps

Publications (1)

Publication Number Publication Date
JP2005525041A true JP2005525041A (ja) 2005-08-18

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Application Number Title Priority Date Filing Date
JP2004504405A Withdrawn JP2005525041A (ja) 2002-05-07 2003-05-07 時分割複信方式システムにおけるアンテナ適応

Country Status (10)

Country Link
US (2) US7308285B2 (fr)
EP (1) EP1525669A1 (fr)
JP (1) JP2005525041A (fr)
KR (2) KR20070058703A (fr)
CN (1) CN1663133B (fr)
AU (1) AU2003241402A1 (fr)
CA (1) CA2485165A1 (fr)
MX (1) MXPA04011049A (fr)
NO (1) NO20045306L (fr)
WO (1) WO2003096560A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007525893A (ja) * 2004-02-07 2007-09-06 インターデイジタル テクノロジー コーポレーション 指向性ビームパターンおよび無指向性ビームパターンを用いて実行される測定に基づいてセルを選択し、および再選択する無線通信方法および装置
WO2012067093A1 (fr) * 2010-11-16 2012-05-24 日本電信電話株式会社 Système de communication sans fil et procédé de communication sans fil
WO2012176867A1 (fr) 2011-06-23 2012-12-27 日本電気株式会社 Dispositif de commande d'angle de transmission, station de base, procédé de commande d'angle de transmission et programme
JP2016506681A (ja) * 2012-12-27 2016-03-03 サムスン エレクトロニクス カンパニー リミテッド ビームフォーミングに基づいた無線通信システムにおけるアップリンク電力制御方法及び装置

Families Citing this family (101)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1571858B1 (fr) 1997-06-04 2013-01-02 NTT DoCoMo, Inc. Système de radiocommunication mobile, station mobile et procédé de commande des voies de passage de diversité
US6826411B2 (en) * 2002-06-27 2004-11-30 Interdigital Technology Corporation Low power interference signal code power (ISCP) measurement
JP2004180038A (ja) * 2002-11-28 2004-06-24 Nec Infrontia Corp 無線ｌａｎアクセスポイント，無線ｌａｎシステム，無線ｌａｎアクセスポイントの干渉防止方法
JP2004248162A (ja) * 2003-02-17 2004-09-02 Kyocera Corp 基地局装置
CN1592245A (zh) * 2003-09-02 2005-03-09 皇家飞利浦电子股份有限公司 无线局域网中的功率控制方法及装置
KR20100006576A (ko) * 2003-11-24 2010-01-19 인터디지탈 테크날러지 코포레이션 무선 송/수신 유닛에서 지향성 빔 안테나를 이용하기 위한 방법 및 장치
EP1562309B1 (fr) * 2004-02-04 2015-12-02 Fujitsu Ten Limited Récepteur avec des antennes directionnelles
US7308264B2 (en) * 2004-02-05 2007-12-11 Interdigital Technology Corporation Method for identifying pre-candidate cells for a mobile unit operating with a switched beam antenna in a wireless communication system, and corresponding system
US20050207373A1 (en) * 2004-03-16 2005-09-22 Interdigital Technology Corporation Method and system for allocating time slots for a common control channel
US20080102872A1 (en) * 2004-04-09 2008-05-01 Sheng Liu Downlink Power Control Method and Apparatus in the Distributed Antenna System
US7979072B2 (en) * 2004-06-04 2011-07-12 Nortel Networks Limited Method and system for soft handoff in mobile broadband systems
JP4197531B2 (ja) * 2004-06-18 2008-12-17 パナソニック株式会社 通信端末装置及び送信電力報告方法
JP4459738B2 (ja) * 2004-07-05 2010-04-28 株式会社エヌ・ティ・ティ・ドコモ 中継装置、通信装置および指向性制御方法
US20060094485A1 (en) * 2004-10-28 2006-05-04 Interdigital Technology Corporation Method and apparatus for preventing communication link degradation due to the detrimental orientation of a mobile station
US20060094449A1 (en) * 2004-10-28 2006-05-04 Interdigital Technology Corporation Method and apparatus for preventing communication link degradation due to the disengagement or movement of a self-positioning transceiver
EP2662997B1 (fr) * 2005-04-20 2021-01-06 Mitsubishi Denki K. K. Procédé de communication, station de base et station mobile
US20060270434A1 (en) * 2005-05-27 2006-11-30 Interdigital Technology Corporation Uplink power control optimization for a switched beam wireless transmit/receive unit
US7822000B2 (en) * 2005-06-30 2010-10-26 Symbol Technologies, Inc. Time division multiplexing for access ports in a wireless network
US7653357B2 (en) * 2005-08-22 2010-01-26 Toshiba America Research, Inc. Access point interference control and selection methods
US8855704B2 (en) * 2005-08-26 2014-10-07 Qualcomm Incorporated Fast cell selection in TD-CDMA (UMTS TDD)
CA2622449A1 (fr) 2005-10-26 2007-05-03 Telefonaktiebolaget Lm Ericsson (Publ) Procedes et agencements pour attenuer les interferences intercellulaires dans un reseau de telecommunication mobile
US8130727B2 (en) 2005-10-27 2012-03-06 Qualcomm Incorporated Quasi-orthogonal allocation of codes in TD-CDMA systems
US8068464B2 (en) * 2005-10-27 2011-11-29 Qualcomm Incorporated Varying scrambling/OVSF codes within a TD-CDMA slot to overcome jamming effect by a dominant interferer
JP2007166459A (ja) * 2005-12-16 2007-06-28 Samsung Electronics Co Ltd 無線通信装置及び無線通信方式
EP1806942A1 (fr) * 2006-01-05 2007-07-11 Alcatel Lucent Procédé de coordination de l'interférence semi-dynamique pour des systèmes cellulaires
US7697626B2 (en) * 2006-01-13 2010-04-13 Interdigital Technology Corporation Method and apparatus for selecting a beam combination in a MIMO wireless communication system
US20070201413A1 (en) * 2006-02-27 2007-08-30 Nokia Corporation Method and system to enhance energy savings in multicast transmissions in WLAN
US8768311B2 (en) * 2006-04-27 2014-07-01 Harris Corporation Intelligent asymmetric service denial system for mobile cellular devices and associated methods
US8019287B2 (en) * 2006-08-07 2011-09-13 Motorola Mobility, Inc. On demand antenna feedback
US7751463B2 (en) * 2006-12-05 2010-07-06 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for suppressing interference based on channelization code power estimation with bias removal
US8068513B2 (en) * 2007-05-07 2011-11-29 Nokia Siemens Networks Gmbh & Co. Kg Determining load measure for network element
JP4934218B2 (ja) * 2007-05-30 2012-05-16 テレフオンアクチーボラゲット エル エム エリクソン（パブル） 隣接セルの自動処理
US9078269B2 (en) * 2007-09-21 2015-07-07 Qualcomm Incorporated Interference management utilizing HARQ interlaces
US9066306B2 (en) * 2007-09-21 2015-06-23 Qualcomm Incorporated Interference management utilizing power control
US9374791B2 (en) 2007-09-21 2016-06-21 Qualcomm Incorporated Interference management utilizing power and attenuation profiles
US9137806B2 (en) 2007-09-21 2015-09-15 Qualcomm Incorporated Interference management employing fractional time reuse
US20090080499A1 (en) * 2007-09-21 2009-03-26 Qualcomm Incorporated Interference management employing fractional code reuse
US8824979B2 (en) * 2007-09-21 2014-09-02 Qualcomm Incorporated Interference management employing fractional frequency reuse
US20090135754A1 (en) * 2007-11-27 2009-05-28 Qualcomm Incorporated Interference management in a wireless communication system using overhead channel power control
US8948095B2 (en) * 2007-11-27 2015-02-03 Qualcomm Incorporated Interference management in a wireless communication system using frequency selective transmission
US8441951B2 (en) * 2008-01-30 2013-05-14 Telefonatiebolaget Lm Ericsson (Publ) Configuration measurement time slots for mobile terminals in a TDD system
EP2245700A4 (fr) * 2008-01-31 2015-09-23 Ericsson Telefon Ab L M Procédé et agencement destinés à faciliter le réglage de la direction d'une antenne directionnelle
WO2009099287A1 (fr) * 2008-02-04 2009-08-13 Samsung Electronics Co., Ltd. Commande et multiplexage de données dans des systèmes de communications
WO2009099247A1 (fr) * 2008-02-08 2009-08-13 Nec Corporation Station mobile, système de radiocommunication mobile, procédé de radiocommunication mobile et programme de radiocommunication mobile
US9019985B2 (en) * 2008-03-12 2015-04-28 Broadcom Corporation Method and system for scheduling multiple concurrent transmissions during a contention access period in a wireless communications network
US20100195553A1 (en) 2008-03-18 2010-08-05 Myers Theodore J Controlling power in a spread spectrum system
US8958460B2 (en) 2008-03-18 2015-02-17 On-Ramp Wireless, Inc. Forward error correction media access control system
US8520721B2 (en) 2008-03-18 2013-08-27 On-Ramp Wireless, Inc. RSSI measurement mechanism in the presence of pulsed jammers
US8477830B2 (en) 2008-03-18 2013-07-02 On-Ramp Wireless, Inc. Light monitoring system using a random phase multiple access system
CA2722542A1 (fr) * 2008-05-02 2009-11-05 Spx Corporation Systeme et procede de diffusion super-economique
US7764229B2 (en) * 2008-06-03 2010-07-27 Honeywell International Inc. Steerable directional antenna system for autonomous air vehicle communication
CN102077101B (zh) 2008-06-24 2014-03-12 苹果公司 用于支持蜂窝网络中多用户天线波束形成的系统和方法
US9226300B2 (en) * 2008-07-11 2015-12-29 Qualcomm Incorporated Hierarchical control channel structure for wireless communication
FR2935493B1 (fr) * 2008-09-04 2010-09-10 Canon Kk Procede et dispositif de suivi d'antenne.
FR2937822B1 (fr) * 2008-10-28 2010-11-12 Canon Kk Procede d'etablissement de diagnostic de perturbation d'un reseau de communication sans-fil, produit programme d'ordinateur, moyen de stockage et dispositif correspondants
HRP20151209T1 (hr) * 2009-03-16 2015-12-04 Huawei Technologies Co., Ltd. Postupak, oprema i mrežni uređaj za upravljanje snagom
US8363699B2 (en) 2009-03-20 2013-01-29 On-Ramp Wireless, Inc. Random timing offset determination
US9178593B1 (en) * 2009-04-21 2015-11-03 Marvell International Ltd. Directional channel measurement and interference avoidance
US8526407B2 (en) * 2009-05-14 2013-09-03 Telefonaktiebolaget L M Ericsson (Publ) Extended coordinated multipoint cells to mitigate inter-comp-cell downlink interference
US8320921B2 (en) * 2010-02-12 2012-11-27 Nokia Corporation Method and apparatus for cell selection in flexible spectrum use radio system
US9426685B2 (en) * 2010-07-16 2016-08-23 Broadcom Corporation Method and system for mitigation of unlisted cell impacts in idle mode of cellular systems
US9065584B2 (en) 2010-09-29 2015-06-23 Qualcomm Incorporated Method and apparatus for adjusting rise-over-thermal threshold
CN103548398B (zh) * 2011-05-17 2017-06-13 Lg电子株式会社 在无线通信系统中由采用时分双工（tdd）方案的终端控制上行链路传输功率的方法及其终端装置
EP2730039B1 (fr) * 2011-07-08 2017-09-06 Telefonaktiebolaget LM Ericsson (publ) Régulation de la configuration d'un émetteur pour une station de base
US20130045771A1 (en) * 2011-08-15 2013-02-21 Renesas Mobile Corporation Method and apparatus for uplink interference control
US8467363B2 (en) 2011-08-17 2013-06-18 CBF Networks, Inc. Intelligent backhaul radio and antenna system
US8422540B1 (en) 2012-06-21 2013-04-16 CBF Networks, Inc. Intelligent backhaul radio with zero division duplexing
JP6238305B2 (ja) 2011-09-16 2017-11-29 サムスン エレクトロニクス カンパニー リミテッド 無線通信システムにおけるビーム割り当て装置及び方法
JP2013135270A (ja) * 2011-12-26 2013-07-08 Sony Corp 受信装置及び画像表示機器
EP2639970A1 (fr) * 2012-03-15 2013-09-18 Thomson Licensing Procédé et appareil permettant de commander une connexion sans fil dans un système MIMO utilisant des antennes directionnelles multisecteurs
WO2014062195A1 (fr) * 2012-10-19 2014-04-24 Nokia Siemens Networks Oy Rétroaction csi comportant une formation de faisceaux d'élévation
US9107229B2 (en) * 2012-12-03 2015-08-11 Nokia Technologies Oy Method, apparatus, and computer program product for signaling for sectorized beam operation in wireless networks
WO2014144920A2 (fr) * 2013-03-15 2014-09-18 Maxtena, Inc. Procédé et appareil pour établir des communications avec un satellite
CN103490842B (zh) * 2013-09-26 2016-09-28 深圳市大疆创新科技有限公司 数据传输系统及方法
KR101899825B1 (ko) * 2014-03-13 2018-09-18 엘지전자 주식회사 무선 통신 시스템에서 빔포밍을 위한 피드백 방법 및 이를 위한 장치
US10292156B2 (en) * 2014-06-12 2019-05-14 Lg Electronics Inc. Method and apparatus for indicating on/off-state of past subframes in wireless communication system
WO2015190648A1 (fr) * 2014-06-12 2015-12-17 Lg Electronics Inc. Procédé de balayage de faisceau pour une formation de faisceau hybride dans un système de communication sans fil et appareil associé
GB2539722B (en) 2015-06-25 2021-10-13 Airspan Ip Holdco Llc Bearing calculation
GB2539727B (en) * 2015-06-25 2021-05-12 Airspan Ip Holdco Llc A configurable antenna and method of operating such a configurable antenna
GB2539733A (en) 2015-06-25 2016-12-28 Airspan Networks Inc An antenna apparatus and method of configuring a transmission beam for the antenna apparatus
GB2539735A (en) 2015-06-25 2016-12-28 Airspan Networks Inc Sub-sampling antenna elements
GB2539731B (en) 2015-06-25 2021-08-04 Airspan Ip Holdco Llc Quality of service in wireless backhauls
GB2539732A (en) 2015-06-25 2016-12-28 Airspan Networks Inc A configurable antenna and method of operating such a configurable antenna
GB2539730B (en) 2015-06-25 2021-04-07 Airspan Ip Holdco Llc Node role assignment in networks
WO2016207603A1 (fr) 2015-06-25 2016-12-29 Airspan Networks Inc. Gestion d'interférence externe dans un réseau sans fil
GB2539736A (en) 2015-06-25 2016-12-28 Airspan Networks Inc Wireless network configuration using path loss determination between nodes
US10560214B2 (en) * 2015-09-28 2020-02-11 Corning Optical Communications LLC Downlink and uplink communication path switching in a time-division duplex (TDD) distributed antenna system (DAS)
CN105222810B (zh) * 2015-10-19 2017-09-08 昆明理工大学 一种基于嵌入式的野外传感信号实时增强装置
US10397904B2 (en) 2016-02-20 2019-08-27 Qualcomm Incorporated Communication of uplink control information
US10425922B2 (en) * 2016-02-20 2019-09-24 Qualcomm Incorporated Communication of uplink control information
US10359497B1 (en) * 2016-04-07 2019-07-23 Sprint Communications Company L.P. Directional antenna orientation optimization
US11012106B2 (en) 2016-09-23 2021-05-18 Qualcomm Incorporated Implementation of improved omni mode signal reception
CN111183601B (zh) * 2017-07-01 2023-04-25 艾锐势有限责任公司 分布式系统中的天线参数控制
KR102551309B1 (ko) * 2018-12-18 2023-07-05 주식회사 아모텍 Lpwan용 리피터 시스템 및 그 제어 방법
CN110233705B (zh) * 2019-06-11 2022-04-26 江苏深蓝航天有限公司 基于无线通信方式的信号传输系统
US11153922B2 (en) * 2019-10-15 2021-10-19 Rosemount Aerospace, Inc. Directional wireless communications onboard aircraft
CN111465026B (zh) * 2020-03-26 2023-04-14 北京拓明科技有限公司 天线权重参数调整方法
CN113285793B (zh) * 2021-05-18 2022-11-22 中国电子科技集团公司第二十研究所 一种基于全向定向天线通信的混合双工多址接入方法
CN118414864A (zh) * 2021-12-21 2024-07-30 上海诺基亚贝尔股份有限公司 天线和无线电布置
CN115347368B (zh) * 2022-09-16 2026-01-02 重庆两江卫星移动通信有限公司 一种低轨卫星相控阵天线校准装置
CN115639392B (zh) * 2022-10-21 2023-06-30 中山市华讯电器有限公司 一种额定二次电流低于1a的电力仪表

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5303240A (en) * 1991-07-08 1994-04-12 Motorola, Inc. Telecommunications system using directional antennas
US5287115A (en) * 1992-07-10 1994-02-15 General Instrument Corporation Automatic adjustment of receiver apparatus based on channel-bit-error-rate-affected parameter measurement
JP2626514B2 (ja) 1993-11-08 1997-07-02 日本電気株式会社 基地局送受信装置
US5617102A (en) 1994-11-18 1997-04-01 At&T Global Information Solutions Company Communications transceiver using an adaptive directional antenna
ZA965340B (en) * 1995-06-30 1997-01-27 Interdigital Tech Corp Code division multiple access (cdma) communication system
US5680142A (en) * 1995-11-07 1997-10-21 Smith; David Anthony Communication system and method utilizing an antenna having adaptive characteristics
US5754858A (en) * 1996-05-01 1998-05-19 Microsoft Corporation Customizable application project generation process and system
US5936569A (en) 1997-12-02 1999-08-10 Nokia Telecommunications Oy Method and arrangement for adjusting antenna pattern
US6615024B1 (en) 1998-05-01 2003-09-02 Arraycomm, Inc. Method and apparatus for determining signatures for calibrating a communication station having an antenna array
US6400317B2 (en) * 1998-09-21 2002-06-04 Tantivy Communications, Inc. Method and apparatus for antenna control in a communications network
JP4181259B2 (ja) * 1998-12-14 2008-11-12 松下電器産業株式会社 受信装置及び受信方法
US6369756B1 (en) 2000-03-28 2002-04-09 Nokia Networks Oy Method and apparatus for optimizing the usage of an antenna array beamforming technique
GB2363256B (en) * 2000-06-07 2004-05-12 Motorola Inc Adaptive antenna array and method of controlling operation thereof
US6493759B1 (en) * 2000-07-24 2002-12-10 Bbnt Solutions Llc Cluster head resignation to improve routing in mobile communication systems
KR100617749B1 (ko) * 2000-08-16 2006-08-28 삼성전자주식회사 이동통신 시스템에서 쥐피에스 신호를 이용한 기지국안테나 어레이장치 및 송수신 빔 형성 방법
US6788948B2 (en) 2001-09-28 2004-09-07 Arraycomm, Inc. Frequency dependent calibration of a wideband radio system using narrowband channels
US7047046B2 (en) * 2003-06-19 2006-05-16 Ipr Licensing, Inc. Antenna steering for an access point based upon probe signals

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007525893A (ja) * 2004-02-07 2007-09-06 インターデイジタル テクノロジー コーポレーション 指向性ビームパターンおよび無指向性ビームパターンを用いて実行される測定に基づいてセルを選択し、および再選択する無線通信方法および装置
WO2012067093A1 (fr) * 2010-11-16 2012-05-24 日本電信電話株式会社 Système de communication sans fil et procédé de communication sans fil
JP5487325B2 (ja) * 2010-11-16 2014-05-07 日本電信電話株式会社 無線通信システム、及び無線通信方法
US9276652B2 (en) 2010-11-16 2016-03-01 Nippon Telegraph And Telephone Corporation Wireless communication system and wireless communication method
WO2012176867A1 (fr) 2011-06-23 2012-12-27 日本電気株式会社 Dispositif de commande d'angle de transmission, station de base, procédé de commande d'angle de transmission et programme
US9520958B2 (en) 2011-06-23 2016-12-13 Nec Corporation Transmission angle control device, base station, transmission angle control method, and program
JP2016506681A (ja) * 2012-12-27 2016-03-03 サムスン エレクトロニクス カンパニー リミテッド ビームフォーミングに基づいた無線通信システムにおけるアップリンク電力制御方法及び装置

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EP1525669A1 (fr) 2005-04-27
CA2485165A1 (fr) 2003-11-20
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MXPA04011049A (es) 2005-09-20
CN1663133B (zh) 2012-08-22
NO20045306L (no) 2005-02-04
AU2003241402A1 (en) 2003-11-11
US20040147287A1 (en) 2004-07-29
KR20070058703A (ko) 2007-06-08
CN1663133A (zh) 2005-08-31
US7308285B2 (en) 2007-12-11
KR20050026701A (ko) 2005-03-15

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